UNIVERSITY "13-2-2"

Oil · District 7C · Lease #13231

Operator: STEPHENS, AUTRY C.

Cum Oil

32k BBL

Cum Gas

182k MCF

casinghead

Wells

2

Production

1993-01 — 2024-06

Peak Month

1993-01

Production History

Cum Oil: 31,741 BBL Cum Gas: 182,156 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

409 BBL/mo

Di (annual)

29.4%

b-factor

0.4

EUR

26,277 BBL

R-squared

0.669

type

hyperbolic

Operator History (from monthly production reports)

2025-01 — 2025-10 DIAMONDBACK E&P LLC 10 mo
2000-09 — 2024-12 ENDEAVOR ENERGY RESOURCES L.P. 292 mo
1995-03 — 2000-08 STEPHENS, AUTRY C. 66 mo
1993-01 — 1995-02 ANTHONY, BOB G. INC. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DIAMONDBACK E&P LLC18,0001996-02-14
2DIAMONDBACK E&P LLC28,9111992-03-02